[s2e10] The Library — Latest & Verified

While at a desert oasis, the group meets , an anthropologist from Ba Sing Se obsessed with finding the legendary Wan Shi Tong's Library . Upon finding the buried structure, they encounter its guardian, a massive owl spirit named Wan Shi Tong , who allows them entry only if they contribute new knowledge.

: Fox spirits that serve as the library’s librarians. [S2E10] The Library

: Angered by humans using his library for war, Wan Shi Tong decides to sink the library into the Spirit World, trapping everyone inside. While at a desert oasis, the group meets